Past research has found that around two-thirds of US teens will drink alcohol by age 18. New research looks at reasons why kids start drinking in the first place.

In the ongoing debate about electronic cigarettes, some experts welcome the products as a way to reduce tobacco smoking. Other experts, however, believe that e-cigarettes may work against efforts to reduce smoking. Now, the World Health Organization (WHO) is weighing in.

Urging teens not to smoke has long been a concern for many parents, health experts and educators. Now, there may be a new factor in the struggle: e-cigarettes.

E-cigarettes are often sold as a healthier alternative to cigarettes. The American Heart Association, however, has warned that their use could lead to nicotine addiction and traditional smoking.

Staying up late, watching TV at night and drinking coffee may not seem like dangerous activities, but they can seriously harm adolescents' health.

Finding the best way to quit smoking is not easy. But several treatments were associated with high quitting rates in a recent study.

Lullabies are a quick and simple way to comfort newborn babies. And they may also enhance the benefits of skin-to-skin therapy.

Being obese in middle age can cause immediate health problems. But it may also affect brain health in the decades to come.

The most common treatment for depression is prescription antidepressants. But a more effective treatment could be to combine the medicine with therapy sessions, a new study suggests.

Immunodeficiency in newborns can put them at risk for death or lifelong health problems. New research shows how important early screening may be for newborns' health.